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1230250653330 = 235174356098981
BaseRepresentation
bin10001111001110000101…
…001110011011010010010
311100121111021122112002020
4101321300221303122102
5130124023131401310
62341100325032310
7154611521004426
oct21716051633222
94317437575066
101230250653330
1143482346a736
1217a520555696
138c02089098a
1443789d7cb86
1522005827170
hex11e70a73692

1230250653330 has 64 divisors (see below), whose sum is σ = 3198988349568. Its totient is φ = 301588116480.

The previous prime is 1230250653323. The next prime is 1230250653337. The reversal of 1230250653330 is 333560520321.

It is an interprime number because it is at equal distance from previous prime (1230250653323) and next prime (1230250653337).

It is a junction number, because it is equal to n+sod(n) for n = 1230250653291 and 1230250653300.

It is not an unprimeable number, because it can be changed into a prime (1230250653337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28027561 + ... + 28071420.

It is an arithmetic number, because the mean of its divisors is an integer number (49984192962).

Almost surely, 21230250653330 is an apocalyptic number.

1230250653330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230250653330 is an abundant number, since it is smaller than the sum of its proper divisors (1968737696238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1230250653330 is a wasteful number, since it uses less digits than its factorization.

1230250653330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56099051.

The product of its (nonzero) digits is 48600, while the sum is 33.

The spelling of 1230250653330 in words is "one trillion, two hundred thirty billion, two hundred fifty million, six hundred fifty-three thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 17 30 34 43 51 85 86 102 129 170 215 255 258 430 510 645 731 1290 1462 2193 3655 4386 7310 10965 21930 56098981 112197962 168296943 280494905 336593886 560989810 841484715 953682677 1682969430 1907365354 2412256183 2861048031 4768413385 4824512366 5722096062 7236768549 9536826770 12061280915 14305240155 14473537098 24122561830 28610480310 36183842745 41008355111 72367685490 82016710222 123025065333 205041775555 246050130666 410083551110 615125326665 1230250653330